Parametric Christmas Ornament Ball

This is a customizable Christmas ornament. It has an internal hour glass structure for support at the top & looks kind of cool. I printed it without fill and made it 2" in diameter. You can add your own text, but text did not come out very readable on my 1st print. It took 2 hours and 1 minute to print on my Makerfarm 10" printer & weighs 1/3 of an ounce. To use the write function, you will need the write.scad file from: http://www.thingiverse.com/thing:16193
I was inspired by http://www.